Abstract: An imaging system is presented for use in multi-range imaging of an object scene by incoherent light. The imaging system comprises aligned a phase mask section, a single focus lens section, and a pixel detector array (PDA). The phase mask section has a generally non-diffractive, narrowly bounded, phase variation corresponding to a profile of a through-object Modulated Transfer Function (MTF) of the imaging system, where the profile has, at an at least one non-zero spatial frequency, at least two regions of growth leading to the MTF higher than 10%.

Abstract: Provided are an image display device capable of displaying a good image by suppressing yellowing of a glass substrate, and an evaluating method of the glass substrate. The image display device is formed using the glass substrate where reflectance at wavelength of 220 nm is 5% or lower. In the evaluating method of the glass substrate for the image display device, Sn++ content in the glass substrate is analyzed using reflectance at wavelength of 220 nm.

Abstract: An optical device includes an interface between two or more media. The refractive indices, orientations of media, and alignment relative to a propagating wave define a refractive boundary at which reflections may be reduced or eliminated, and at which, for certain incident angles, rays may be refracted on the same side of the normal as the incident ray.

Abstract: One exemplary metamaterial is formed from a plurality of individual unit cells, at least a portion of which have a different permeability than others. The plurality of individual unit cells are arranged to provide a metamaterial having a gradient index along at least one axis. Such metamaterials can be used to form lenses, for example.

Abstract: In part, the invention relates to a lens assembly. The lens assembly includes a micro-lens; a beam director in optical communication with the micro-lens; and a substantially transparent film. The substantially transparent film is capable of bi-directionally transmitting light, and generating a controlled amount of backscatter. In addition, the film surrounds a portion of the beam director.

Abstract: A light-tight enclosure system for housing an automated microscope.

Abstract: A gimbal mount in which an optical element is mounted in a carriage that mounts for rotation in a holder, which in turn mounts for rotation in a body. A first pair of counter-acting adjustment screws act upon a face of the holder to rotate the holder about a first axis. A second pair of counter-acting adjustment screws act upon a face of the carriage to rotate the carriage about a second axis. The first axis and second axis are orthogonal in the preferred embodiment.

Abstract: A digital micromirror device (“DMD”) is used to alter the shape of light that is projected onto a stage. The DMD selectively reflects some light, thereby shaping the light that is projected onto the stage. The control for the alteration is controlled by an image. That image can be processed, thereby carrying out image processing effects on the shape of the light that is displayed. One preferred application follows the shape of the performer and illuminates the performer using a shape that adaptively follows the performer's image. This results in a shadowless follow spot.

Abstract: A bank structure for a display panel is provided. The display panel comprises a substrate, and the bank structure is formed on the surface of the substrate. The bank structure comprises a periphery and a partition, wherein the periphery forms a receiving space with the substrate and the partition is disposed in the receiving space for separating the receiving space into two sub-spaces with fluid-communication. Therefore, the ink can be injected and uniformly distributed in the sub-spaces to overcome the disadvantages of poor injection precision and increasing the spray control of the ink.

Abstract: An element for interacting with electromagnetic radiation is disclosed, including a first self-resonant body, a second self-resonant body, and a directional device interposed between the first self-resonant body and the second self-resonant body. The directional device is adapted to inhibit propagation of electromagnetic radiation from the second self-resonant body to the first self-resonant body.

Abstract: A device and a method for synthesizing a microarray are provided. The device includes a reduction optics assembly and a target assembly. The reduction optics assembly is configured to receive a light array of selectable regions of light and dark areas, to reduce a size of the light array in two-dimensions, and to project a pattern of the light array on a target surface. The target assembly includes a first stage and a second stage. The first stage is configured to move the target surface in at least two directions in plane with the projected pattern with a first precision. The second stage is mounted to the first stage and is configured to move the target surface in the at least two directions in plane with the projected pattern with a second precision that is smaller than the first precision.

Abstract: An exemplary color wheel includes a motor, a color filter and a heat sink. The motor includes a main body, a rotary housing fixed to an end of the main body and a spindle extending outwardly from the rotary housing. The color filter is sleeved around the spindle of the motor. The heat sink is circumferentially positioned to the motor.

Abstract: An exemplary color wheel includes a carrier, a color filter, a fastening plate, and a heat dissipating unit. The carrier includes a spindle extending outwardly therefrom. The fastening plate includes a first side and a second side opposite to the first side. The second side is sleeved around the spindle. The color filter is sandwiched between the fastening plate and the carrier, and sleeved around the spindle. The heat dissipating unit engages with the first side of the fastening plate for dissipating heat from the color wheel.

Abstract: A multifunctional optical film for enhancing light extraction includes a flexible substrate, a structured layer, and a backfill layer. The structured layer effectively uses microreplicated diffractive or scattering nanostructures located near enough to the light generation region to enable extraction of an evanescent wave from an organic light emitting diode (OLED) device. The backfill layer has a material having an index of refraction different from the index of refraction of the structured layer. The backfill layer also provides a planarizing layer over the structured layer in order to conform the light extraction film to a layer of an OLED display device. The film may have additional layers added to or incorporated within it to an emissive surface in order to effect additional functionalities beyond improvement of light extraction efficiency.

Abstract: An optical system for shaping an incoming beam having a divergence with an angular distribution at least in a first direction comprises at least one angle selective optical element for clipping the angular distribution in the at least first direction. The approach according to the present invention bases on using an angle-selective device operated by the principle of total internal reflection to reduce divergence of the incoming beam, in contrast to a spatially-selective device as for example a field-stop or slit. The method according to the present invention has the advantage that no physical sharp edges have to be exposed at high energy densities. Thus, thermal impact and demands on the optical elements to withstand a high power laser beam are significantly reduced.

Abstract: An optical actuator is disclosed. The optical actuator includes a seat bearing the optical element, a yoke comprising an end, a suspension system comprising at least one spring sheet connecting the seat and the end, and a driving device moving the seat relative to the yoke. The spring sheet constrains the movement of the seat. The spring sheet includes an inner connecting portion connected to the seat, an outer connecting portion surrounding the inner connecting portion and connected to the end, and a spring structure disposed between the inner and outer connecting portions and connecting the inner and outer connecting portions.

Abstract: In an optical device, a number of structures having higher portions or lower portions are arranged at a fine pitch equal to or shorter than a wavelength of visible light on a surface of a base. Each of the structures is arranged to form a plurality of arc track rows on the surface of the base, and to form a quasi-hexagonal lattice pattern, and the structure has an elliptical cone or truncated elliptical cone shape having a major axis in a circumferential direction of the arc tracks.

Abstract: An optical properties restoration apparatus improves reliability and longevity of optical properties of an optical system, lying upon a vacuum boundary, by preventing, suppressing, or improving degradation of optical properties. The apparatus includes creating the near vacuum zone to excite an oxidation reaction of carbon, generating a flow of an oxygen atom-containing gas such as water gas or oxide gas in the near vacuum zone, and supplying active energy in the near vacuum zone to cause a carbon oxidation reaction between the oxygen atom-containing gas and the carbon. The near vacuum zone faces the lighting surfaces of the optical system and a lower limit value for a partial pressure of the gases containing oxygen atoms that is supplied to the near vacuum zone is set to a level over a speed of the carbon buildup that deposits on the lighting surfaces of the optical system.

Abstract: Quantum information processing device includes resonator incorporating material containing physical systems, each of physical systems having at least four energy states, transition between two energy states of at least four energy states, and transition energy between at least two energy states of at least four energy states, at least four energy states being non-degenerate when magnetic field fails to be applied to physical systems, transition resonating in resonator mode that is in common between physical systems, each of at least four energy states representing a quantum bit, transition energy being shifted when magnetic field is applied to physical systems, and magnetic-field application unit configured to apply magnetic field having direction and intensity to material, to eliminate linear transition energy shift between two energy states included in physical systems, each of two energy states included in physical systems being with excluding two energy states resonating in resonator mode.

Abstract: A novel biaxial optical film of which in-plane retardation (Re) and thickness-direction retardation (Rth) are larger at a longer wavelength range within a range of from 400 nm to 700 nm, wherein the in-plane retardation thereof at a wavelength of 550 nm, Re(550), satisfies Re(550)>20 nm and the Nz value thereof (Nz=Rth(550)/Re(550)+0.5) satisfies 1.1?Nz?5, is disclosed. And a polarizing plate comprising the optical film is also disclosed.

Abstract: A color wheel assembly includes a motor and a color filter. The motor has a main body and a housing. The housing is integrally formed and covers the main body. The color filter is disposed directly on the housing.

Abstract: The invention relates to a device for the positioning of optical elements with retractable stop enabling accurate positioning of an optical element selected among a plurality of optical elements, including a stand (1); a turret fitted with a element holder and a disc (4), said disc (4) being a ratchet wheel having a peripheral surface (5) fitted with a plurality of blocking means (6), each blocking means (6) corresponding to an optical element, a motor (7) and a crash stop (9) bearing against the peripheral surface of the disc (5). According to the invention the stop (9) contains an anti-friction element (13) in contact with the peripheral surface (5) of the ratchet wheel so that the retractable stop (9) moves according to the contour of the peripheral surface (5) of the ratchet wheel without any friction.

Abstract: Described is a multiple channel interferometric surface contour measurement system. The measurement system includes a multiple channel interferometer projector, a digital camera and a processor. The projector includes two or more interferometer channels. Each channel has an optical axis spatially separate from the optical axes of the other channels. Each channel projects a fringe pattern onto the surface of an object to be measured. Image data for the fringe patterns projected on the object surface are acquired by the digital camera. The processor controls the projection of the fringe patterns of different spatial frequencies, adjusts the phase of each fringe pattern and generates surface contour data in response to the camera image data. The multiple channel interferometric surface contour measurement system provides numerous advantages over conventional single channel interferometric systems, including reduced sensitivity to optical noise, improved stability and increased measurement accuracy.

Abstract: An apparatus and method of cloaking is described. An object to be cloaked is disposed such that the cloaking apparatus is between the object and an observer. The appearance of the object is altered and, in the limit, the object cannot be observed, and the background appears unobstructed. The cloak is formed of a metamaterial where the properties of the metamaterial are varied as a function of distance from the cloak interfaces, and the permittivity is less than unity. The metamaterial may be fabricated as a composite material having a dielectric component and inclusions of particles of sub-wavelength size, so as to have a permeability substantially equal to unity.

Abstract: An image reading apparatus with an image reading lens configured to reduce a field curvature and a magnification error in the sub-scan direction, includes a photoelectric conversion element having picture elements arrayed in the main-scan direction, and an image reading lens for imaging imagewise information on a surface of an original, upon a light receiving surface of the photoelectric conversion element, the image reading lens including at least one anamorphic lens having anamorphic surfaces formed at a light entrance surface and a light exist surface thereof, respectively, wherein, when a sectional shape of the anamorphic surface in a main-scan section which contains an optical axis of the image reading lens and the main-scan direction, is taken as a meridional, a curvature of a sagittal of the anamorphic surface defined within a plane being perpendicular to the main-scan section and containing a normal to the anamorphic surface at an arbitrary position in the meridional direction, changes continuously al

Abstract: Embodiments of apparatuses, methods and systems for deployable projection screens are generally described herein. Other embodiments may be described and claimed.

Abstract: A holder for field glasses has a pair of substantially similar resilient receptacles that each has a main body with an open bottom and a narrower neck with an open top. A slot is located in each neck portion while a slit extends between each slot and its respective open bottom. The two receptacles are attached to each other so as to be parallel to one another and so that each slit generally faces the other receptacle. A pair of binoculars is inserted, ocular lens side first, through the bottoms of each main body by gapping each receptacle with the bridge of the binoculars passing through the gapped slits. Once the bridge is received within the slots of the two receptacles, the slits are degapped. Alternately, the binoculars themselves may have the form of a pair of drink receptacles.

Abstract: Embodiments of moving a structure using a bubble are disclosed.

Abstract: A screen for displaying an image projected from a beam projector. The screen base is formed with an incombustible metal sheet having silver-white color for displaying an image projected from a light source with nature color. A polished surface is formed on the screen base by polishing the screen base, so that the surface of the screen base has predetermined reflectivity. A surface hardening treatment is implemented on the surface of the screen base using a pickling treatment or an anodizing treatment. The surface reflection type screen formed with a non-combustible metal according to the present invention is excellent in surface hardness, corrosion resistance and acid-resistance so that the screen is easily repaired and maintained. In addition, the screen does not generate poisonous gas in case of fire, and also high quality of an image is displayed on the screen.

Abstract: A screen assembly is disclosed, wherein the screen assembly includes a frame including a screen retention section configured to receive and retain the screen, wherein the screen retention section includes a channel configured to receive an edge of the screen, and a screen retaining member disposed at least partially within the channel between the screen and a first side of the channel, wherein the screen retaining member biases the screen against a second side of the channel to secure the screen in the screen retention section.

Abstract: A method for providing an anti-stiction coating on a metal surface includes reacting a vapor of perfluorooctylhydroxamic acid with the metal surface in a reaction chamber.

Abstract: An element for interacting with electromagnetic radiation is disclosed, including a first self-resonant body, a second self-resonant body, and a directional device interposed between the first self-resonant body and the second self-resonant body. The directional device is adapted to inhibit propagation of electromagnetic radiation from the second self-resonant body to the first self-resonant body.

Abstract: An etching method is disclosed. The etching method includes the steps of: preparing a substrate 5; forming first and second films 61, 62 each having predetermined internal stress on the substrate so that the internal stresses of the first and second films 61, 62 are canceled out or reduced with each other; forming a plurality of initial holes 63 in the first and second films 61, 62 to form a mask 6; and forming a plurality of concave portions 3 in the substrate 5 at portions corresponding to the plurality of initial holes 63 by subjecting the substrate 5 to an etching process using the mask 6.

Abstract: A slide feeding unit for a microscope includes a slide magazine having a base plate; a toothed rack secured to a magazine side wall; and slide guiding elements perpendicular to an open magazine side. The unit further includes a magazine moving mechanism having a magazine-receiving trough including opposite side plates. Two rotary shafts supported by the trough extend along the trough side plates. Magazine-advancing feeding gears are supported by the side plates and may mesh with the toothed magazine rack. Lifting gears, held in the side plates, have pins on which the magazine is supported when raised or lowered. Driving worm gears are rotated by the shafts and mesh with the lifting gears. The unit also includes a slide feeding device having a robot arm displaceable perpendicularly to the direction of advance of the magazine for removing a slide from the magazine.

Abstract: A holding device for an optical element in an objective has a mount that is connected to the objective, on the one hand, and at least indirectly to the optical element, on the other hand. Arranged between the mount and the optical element is a reinforcing element whose coefficient of thermal expansion corresponds substantially to the coefficient of thermal expansion of the optical element.

Abstract: A screen panel includes a rigid glass, a lenticular lens and a Fresnel lens laminated with each other, and the edges of the screen panel are sealed. An air evacuation path is formed between the lenses by wires inserted between the contact surfaces of the lenses, or by convexes or concaves previously formed on one of the contact surfaces. Because of the provision of the air evacuation path, the air between the lenses of the screen panel is sufficiently evacuated, and the lenses can closely attached to each other. Therefore, the flatness of the screen panel can be enhanced, and the degradation of the image quality can be prevented.

Abstract: A portable altitude/azimuth telescope mount having an integral locator system with a magnetic encoder mechanism for facilitating location of astronomical objects and telescope positioning for observation thereof. A microprocessor receives signals from the encoder mechanism and translates such into position data for display. The locator system also includes a database of astronomical objects, including their locations and other relevant information. The mount is preferably provided with a drive mechanism adapted to allow for automatically or manually positioning the telescope to view astronomical objects and for automatically repositioning or steering the telescope in order to track the astronomical objects during extended viewing. When moved manually, components of the drive act as a clutch mechanism that effectively disengages the drive motor to avoid damage. An instance of the drive may be provided for each axis of movement.

Abstract: A system and method for inspection is disclosed. The design generally employs as many as four design principles, including employing at least one lens from a relatively low dispersion glass, at least one additional lens from an additional material different from the relatively low dispersion glass, generally matching the relatively low dispersion properties of the relatively low dispersion glass. The design also may include at least one further lens from a further material different from and exhibiting a significantly different dispersion power from the relatively low dispersion glass and the additional material. Finally, the design may include lenses positioned to insert a significant amount of color within the objective, a gap, and additional lenses, the gap and additional lenses serving to cancel the color inserted.

Abstract: A method of determining materials of lenses contained in an optical system of a projection exposure apparatus is described. First, for each lens of a plurality of the lenses, a susceptibility factor KLT/LH is determined. This factor is a measure of the susceptibility of the respective lens to deteriorations caused by at least one of lifetime effects and lens heating effects. Then a birefringent fluoride crystal is selected as a material for each lens for which the susceptibility factor KLT/LH is above a predetermined threshold. Theses lenses are assigned to a first set of lenses. For these lenses, measures are determined for reducing adverse effects caused by birefringence inherent to the fluoride crystals.

Abstract: Disclosed are photo or electron beam curable polymerizable compositions, and preparation thereof and devices containing such cured material. The composition contains completely or substantially completely hydrogenated hydrocarbon-based material completely free or substantially free of carbon-carbon double and triple bonds containing photo or electron beam curable terminal or pendant groups, low-outgassing photoinitiators, an optional viscosity adjustment component and an optional filler. The composition is visible light, UV or electron beam curable. It cures into a low-modulus, low outgassing polymer material. The composition can be used as an adhesive, sealant or lens potting material. It is ideal for use in lithographic tools and other optical devices involving deep or vacuum ultraviolet radiations, in particular, as lens potting materials for 248 nm, 193 nm and 157 nm lithographic tools, as well as other optical devices involving using high fluence irradiation.

Abstract: Images are projected onto two adjacent screens whereby one screen is movable with respect to the second screen. A projection system disposed generally in front of the two screens is capable of displaying images on each screen independently when the two screen are in an “open” position or on both screens together when the two screens are configured in a “closed” position. In a first “open” configuration, the images viewable on one screen are not viewable to the viewers of images on an adjacent screen and, in a second “closed” configuration, images are displayed on both screens together so as to be viewable by all members of the audience. In addition, a berm is configured between the viewing area of one screen and the viewing area of the other screen to create an audio and visual barrier between the two screens.

Abstract: The present invention provides: a resin-made mechanical element for optical disk drives, comprising a filler reinforced resin composition obtained by blending from 5 to 150 parts by weight of an inorganic filler in a flake form to 100 parts by weight of a resin composition comprising from 30 to 90% by weight of a polyphenylene sulfide resin, from 70 to 10% by weight of a polyphenylene ether resin and a compatibilizing agent, or a resin-made mechanical element for optical disk drives, comprising a filler reinforced resin composition obtained by blending a combination of an inorganic filler in a flake form and a fibrous reinforcing filler in a total amount of 5 to 150 parts by weight with 100 parts by weight of a resin composition comprising from 30 to 90% by weight of a polyphenylene sulfide resin, from 70 to 10% by weight of a polyphenylene ether resin and a compatibilizing agent.

Abstract: It is an object of the present invention to provide a self-standing manually operated elevating screen which makes it possible to raise and lower the screen over a long period of time without encountering any trouble such as damage, deformation or the like, and which makes it possible to simplify the construction used for this purpose. The upper-end supporting member 4 to which one end of the screen 1 is connected and the base member 3D to which the other end of the screen 1 is connected are pivot-connected by left and right linking mechanisms 5, 5. Urging means 16, 16 which are used to urge the lower side arms 13, 13 upward are provided, and slide members 20, 20 that are free to slide are fit over either the let and right upper side arms 11, 11 or the left and right lower side arms 13, 13, or both.

Abstract: A method for manufacturing a rod with an optical thin film which comprises forming a rod block by arranging a plurality of rods each having a circular cross section in parallel to one another along the axis of each rod and by allowing a resin to enter gaps between rods adjacent to one another to fix the rods to one another. The rod block is cut into a predetermined length. The endfaces of each rod positioned on the cut endface of the rod block are then polished. An optical thin film is formed on the polished endfaces of each rod. The resin has a melting point higher than the temperature used in forming the film. The rods are separated from one another by removing the resin from the rod block.

Abstract: An automated system for selecting optical apparatus compares a set of user specifications with the optical characteristics of a plurality of standard optical components, and automatically chooses a combination of the components forming the closest match to the user's requirements. The method is performed using a programmed computer which may be remotely interfaced with the user via the internet. The user inputs the specification into the computer using a standardized input table. The user may optionally specify that the system be designed using a particular product line or family of standard products. If a system exactly matching the customer's specifications cannot be found, two systems are suggested that bracket the customer's stated requirements.

Abstract: An optical module inspection circuit on an optical platform includes an optical module carrier for precisely aligning optical devices with optical interfaces of inspection equipment located at fixed positions in the optical module inspection circuit. The module-includes an apparatus for conveyance along a top surface of the optical platform. The module may be conveyed automatically to predetermined positions on the optical platform to automate alignment and positioning of optical devices with respect to optical inspection stations in the optical test circuit.

Abstract: An optical alignment device holds fiber collimators in place with extremely good mechanical and environmental stability. The device includes a ball with a hole traversing the ball, an upper clamping block with a first inner concave spherical surface and a lower clamping block with a second inner concave spherical surface. The hole includes a shape that can accommodate or contact an optical component whose alignment is to be controlled. The ball, together with the enclosed optical component is firmly held between the first and second inner concave surfaces of the clamping blocks, which are tightened against the ball with screws. When firmly clamped within the concave surfaces, the ball is prevented from accidental movement but can still rotate about any axis to align the optical component. Once alignment is achieved, the optical component and the ball are secured in place by epoxy, glue, solder or other suitable adhesive.

Abstract: An optical scanning lens is used in a scanning and image forming optical system which gathers a light flux deflected by a light deflector in the vicinity of a surface to be scanned. The lens is formed by plastic molding of polyolefin resin, and the following condition is satisfied: 0<|?n(x)?min[?n(x)]|<34×10?5, where ?n(x) denotes a refractive-index distribution existing inside the lens, in a range which the light flux passes through, in the lens, and min[?n(x)] denotes the minimum value of the ?n(x).

Abstract: A multi-layer immersion medium monitoring system for a lithographic process monitors characteristics of an immersion medium of a semiconductor manufacturing process. The multi-layer immersion medium includes at least a first liquid of a first density (or viscosity) and a second liquid of a lower density (or viscosity), both of which are interspersed between a final optical component and a semiconductor layer. The higher density layer is provided to reduce turbulence in the immersion medium during the lithographic processes. A scatterometry system monitors optical characteristics of the multi-layer immersion medium to effectuate control of a lithographic process.

Abstract: A radiation-curable composition having a reduced surface energy and including a reactive dye containing at least one radiation-curable substituent and at least one fluorine-containing substituent. The reactive dye may include any anthraquinone, methine, azo, azine, or xanthene dye adapted to contain at least one radiation-curable substituent and at least one fluorine-containing substituent. The radiation-curable substituent may include (meth)acrylate, styrene, vinyl ether, vinyl ester, N-substituted acrylamide, N-vinyl amide, maleate ester, and fumarate ester.